6" Ground Plane Disc Adjustable Upper Radius Rods There is a plate that

There is a plate that goes under the transmission and there is also an additional plate that welds in the inside of the chassis under the transmission to tie everything together

and Kenwood radios operating on the same band (UHF/VHF)

• Dual band VHF/UHF frequency operation

) spherical bearing

6" Ground Plane Disc Adjustable Upper Radius Rods There is a plate thatMade for vehicles with a non metal roof that uses a ground plane antenna. For best performance, mount the Ground Plane Disc on top of your roof and your antenna on top of the disc. The Ground Plane disc can be mounted on the underside of the roof, but antenna performance may decline. 4 holes in the ground plane allow you to incrementally adjust the position of your antenna once it has been mounted. 6" Diameter Alloy construction (4) 3 8" holes